Home / 14,972,867.21-20,662,619.00-8,097,349.28

Finding the Fourth Proportional to 14,972,867.21, 20,662,619.00 and 8,097,349.28

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Solution

The fourth proportional to 14,972,867.21, 20,662,619.00 and 8,097,349.28 is: 11,174,375.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,972,867.21 : 20,662,619.00 = 8,097,349.28 : x
  2. Step 2: Convert to fraction form
    14,972,867.21/20,662,619.00 = 8,097,349.28/x
  3. Step 3: Cross multiply
    14,972,867.21x = 20,662,619.00 × 8,097,349.28
  4. Step 4: Simplify right side
    14,972,867.21x = 167,312,442,938,764.50
  5. Step 5: Solve for x
    x = 167,312,442,938,764.50/14,972,867.21
  6. Step 6: Final answer
    x = 11,174,375.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.